11. Applications of Trigonometry
Interactive practice questions
Let $\theta$θ be an acute angle (in radians).
If $\sin\theta=0.6$sinθ=0.6, find the value of:
a
$\sin\left(\pi-\theta\right)$sin(π−θ)
b
$\sin\left(\pi+\theta\right)$sin(π+θ)
c
$\sin\left(2\pi-\theta\right)$sin(2π−θ)
d
$\sin\left(-\theta\right)$sin(−θ)
Easy
2min
Let $\theta$θ be an acute angle (in radians).
If $\cos\theta=0.1$cosθ=0.1, find the value of:
Easy
1min
Let $\theta$θ be an acute angle (in radians).
If $\tan\theta=0.52$tanθ=0.52, find the value of:
Easy
1min
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